With goTenna you use a simple smartphone messaging app as a platform for sending SOS messages along with your handheld hunting GPS coordinates should you need emergency help. You can also use it to chat with emergency services so they know your exact condition and can prepare accordingly. It’s off-grid survival gear at its best and could be the difference between life and death.
Also in 2011, Finelli started running the Get Prepared Expo series at the Ozark Empire Fairgrounds, bringing in hundreds of exhibitors and more than 70 preparedness seminars. Before doors opened, he’d host a get-together at Ziggie’s Cafe on North Glenstone, which he soon moved to Jimmy’s Egg on East Battlefield to accommodate the crowd. At Jimmy’s Egg, Finelli found another platform from which to preach preparedness. He started drawing a crowd—more than 330 on expo weekends—so Finelli made Jimmy’s Egg a weekly affair. On Monday nights, his radio instructors showed up or Skype’d in to mold the minds of 50 to 100 students. The meetups—a name borrowed from Ron Paul’s 2012 community get-togethers—were also social events, although Finelli kept the BS to a minimum. 
When I got into bed that night, I noticed I was feeling a little off. Though I’d technically consumed enough calories, my stomach was still gnawing with hunger, and when I woke up the next morning, I felt energyless. I phoned Dr. Lisa Young, a New York–based nutritionist and adjunct professor at NYU, with a question: Is it really possible to live off freeze-dried food?
When bands of marauders start roaming the streets, how are you going to keep them out? Tear down a few walls, says Timothy Ferraro, a twenty-five-year construction veteran who's thought about this situation plenty while watching The Walking Dead. "Assuming the attackers don't have a battering ram, you should be able to keep them out using the lumber and drywall already in your home," he says.
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